R-forge page of kinfit and (g)mkin

kinfit and mkin provide calculation routines based on the FOCUS
Kinetics Report (2006). In kinfit, only kinetic models for simple degradation
datasets are included. In mkin, there is no theoretical limit for the
number of compartments or metabolites to model. gmkin provides a graphical
user interface for mkin.

Please note that no warranty is implied for correctness of results or
fitness for a particular purpose. For details, please refer to the GNU
public license, under which these packages are made available.

mkin

The mkin package which can fit complex degradation models to
degradation data has a
documentation page which
also contains installation instructions.

gmkin

The static
documentation page
of the graphical user interface includes installation instructions
and a manual.